" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
π/4+π/12=4/12·π=π/3
sin(π/3)=√3/2
2sin(π/3)=√3
y∈<-√3,+√3>
weryfikacja na wykresie
Pozdr
Hans